Home / 42,277.93-63,411.42-15,979.25

Finding the Fourth Proportional to 42,277.93, 63,411.42 and 15,979.25

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Solution

The fourth proportional to 42,277.93, 63,411.42 and 15,979.25 is: 23,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,277.93 : 63,411.42 = 15,979.25 : x
  2. Step 2: Convert to fraction form
    42,277.93/63,411.42 = 15,979.25/x
  3. Step 3: Cross multiply
    42,277.93x = 63,411.42 × 15,979.25
  4. Step 4: Simplify right side
    42,277.93x = 1,013,266,933.04
  5. Step 5: Solve for x
    x = 1,013,266,933.04/42,277.93
  6. Step 6: Final answer
    x = 23,966.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.